Do you believe that very shallow wire groove is wearing my halyard? I find it hard to believe but what do I know... the sheaves are otherwise in good shape since I rebushed them.
Sent from my iPhone > On Jan 30, 2021, at 6:28 PM, Bruno Lachance <bruno_lacha...@hotmail.com> > wrote: > > > Dave, > > This place has been recomended many times on this list. I ordered new sheaves > and pins from them ( mast and boom). Mot cheap but Very please with the > quality. > > Like you, i also experiment wear with similar « hybrid wire rope sheaves » > > https://www.zephyrwerks.com/ > > Bruno Lachance > Bécassine 33-2 > New-Richmond, Qc > > > > Téléchargez Outlook pour iOS > De : Dave S via CnC-List <cnc-list@cnc-list.com> > Envoyé : Saturday, January 30, 2021 4:54:05 PM > À : C&c Stus List <cnc-list@cnc-list.com> > Cc : Dave S <syerd...@gmail.com> > Objet : Stus-List masthead sheave thoughts? > > My all-rope main halyard is wearing somewhat after 4 seasons or so, and I > should probably replace it.. > > It is often stated that when transitioning from wire/rope to all rope > halyards, that sheaves must be replaced with an appropriate type, presumably > without any wire groove. > > The main halyard is the widest of all of the 5 lines that pass over these > sheaves, and is as large an OD as the sheave can accommodate. It is also > the most often used, and when at the dock is attached to the end of the boom, > so it is subject to chafe than the others, even in repose. > > Is the wear I'm seeing a result of this shallow groove in the sheave, the > diameter of the halyard, or is it simply normal wear under the circumstances? > > If I should replace the sheave, can anyone suggest a source and type? > > pics here: > > > > https://cncwindstar.blogspot.com/2021/01/new-sheaves.html > > Thanks! > > Dave 33-2 Windstar.
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